Omicron is a test for vaccine greed: will rich countries evolve and adapt?
The variant could spark a new chase for limited supplies that leads to global inequity in the rollout
The Omicron variant threatens to widen an already yawning gap in access to Covid-19 shots as scientists prepare for the possibility retooled vaccines will be needed and affluent countries race ahead once again.
Omicron is emerging just as vaccine supplies destined for lower-income nations have begun to pick up. Wealthy governments early in the pandemic locked up the biggest share of initial doses, leaving vast parts of the planet behind. ..